The law in question is not intended regulate business-customer-relations, but is also for business-business of business-press-relation or any other form of cont

The law in question is not intended regulate business-customer-relations, but is also for business-business of business-press-relation or any other form of contact. If you operate a business in germany and have a website you have to have an "impressum". Even most personal sites put up an "impressum" even if they are not required too, just because everyone is scared of the "impressumspflicht".